luminance information

См. также в других словарях:

• Luminance — A&V The measurable, luminous intensity of a video signal. Differentiated from brightness in that the latter is nonrneasurable and sensory. The color video picture information contains two components: luminance (brightness and contrast) and… …   Audio and video glossary

• Luminance Signal — WikiV That portion of the NTSC color television signal which contains the luminance or brightness information. See also, Y Signal …   Audio and video glossary

• luminance — F/A/V also called luma and abbreviated Y, it is part of a bandwidth limited video signal combining sync information and brightness information. TV Black and white portion of video signal, carries brightness information representingpicture… …   Audio and video glossary

• luminance — [ lu:mɪn(ə)ns] noun 1》 Physics the intensity of light emitted from a surface per unit area in a given direction. 2》 the component of a television signal which carries information on the brightness of the image. Origin C19: from L. luminant… …   English new terms dictionary

• Nat (information) — Fundamental units of information bit (binary) nat (base e) ban (decimal) qubit (quantum) This box: view · …   Wikipedia

• YUV — Y UV is a color space typically used as part of a color image pipeline. It encodes a color image or video taking human perception into account, allowed reduced bandwidth for chrominance components, thereby typically enabling transmission errors… …   Wikipedia

• S-Video — Infobox connector name=S Video type=Analog video connector logo= caption=A standard 4 pin S Video cable connector, with each signal pin paired with its own ground pin. designer= design date= manufacturer= production date= superseded= superseded… …   Wikipedia

• SMPTE color bars — Color bar redirects here. For the political issue, see racial segregation. Rendition of SMPTE color bars. Note that due to technical issues, notably full I and Q modulations as well as the super black in the PLUGE of the signal, true SMPTE color… …   Wikipedia

• CIECAM02 — Published in 2002 by the CIE Technical Committee 8 01 ( Colour Appearance Modelling for Color Management Systems ), as of 2008 CIECAM02 is the most recent color appearance model ratified by the CIE, and the successor of CIECAM97s.cite… …   Wikipedia

• Macroblock — Example of image with macroblocking due to transmission error. Macroblock is an image compression component and technique based on discrete cosine transform used on still images and video frames. Macroblocks are usually composed of two or more… …   Wikipedia

• Y, R-Y, B-Y — A&V Color difference signal designation. Y corresponds to the luminance signal, R Y corresponds to the red minus luminance signal, and B Y corresponds to the blue minus luminance signal. These signals are derived as follows: • Y = 0.3 Red + 0.59… …   Audio and video glossary